The Gasket, cataloged under National Stock Number 5330-00-902-5438, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-902-5438 |
| Primary Part Number | MS9371-11 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.034 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | AMS 5570 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5576 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | HOLLOW |
| Outside Diameter | 0.500 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Aperture Diameter | 0.424 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| Surface Treatment | SILVER OVERALL |
| Material | STEEL COMP 321 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MS9371-11 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS9371 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MS9371-11 | 5/9 Secondary reference U.S. Government activity |
| MS9371-11 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5330-00-902-5438 is a Gasket, manufactured by Sae International Dba Sae International, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-902-5438 has 1 manufacturer part number on file: MS9371-11 (Sae International Dba Sae International).
4 possible matches (shared part number, not a government interchangeability claim): 5330-00-929-5816, 5330-01-313-1562, 5330-01-476-0096. Verify interchangeability with system specifications before substitution.
Key specifications for MS9371-11: Cross-Sectional Thickness: 0.034 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN; Style Designator: CIRCULAR; Material Document and Classification: AMS 5570 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5576 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: HOLLOW. 8 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.